Weather in Buenos Aires in December
In an average December, Buenos Aires sees a daily high around 28°C and a low around 17°C, based on 1980–2026 of local climate records.
| Average high | 28°C |
|---|---|
| Typical high range | 23°C to 32°C |
| Average low | 17°C |
| Typical low range | 13°C to 21°C |
| Average daily precipitation | 3 mm |
December records
The most extreme December on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total December accumulation.
High
Highest
39°C
1995-12-18
Lowest
17°C
2001-12-02
Low
Highest
25°C
1983-12-28
Lowest
5°C
1999-12-06
Feels-like
Highest
59°C
2012-12-24
Lowest
1°C
1999-12-06
Humidity
Highest
22.7 g/m³
2012-12-24
Lowest
5.3 g/m³
1999-12-06
Wind
Highest
45 km/h
2020-12-19
Lowest
8 km/h
1989-12-19
Gust
Highest
82 km/h
2020-12-19
Lowest
16 km/h
2002-12-05
Precip
Wettest
216 mm
1990
Driest
14 mm
2021
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